| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 24 | |
| #2 | Switzerland | 2 |
| # | Industry | |
|---|---|---|
| #1 | Control | |
| #2 | Measurement | |
| #3 | Transport | |
| #4 | Electrical machinery and energy | |
| #5 | Audio-visual technology | |
| #6 | Telecommunications | |
| #7 | Environmental technology | |
| #8 | Furniture and games |
| # | Name | Total Patents |
|---|---|---|
| #1 | Woerl August | 23 |
| #2 | August Woerl | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE2331592A1 | Intruder alarm system with parallel sensors - has voltage drop compensation by operational amplifier with feedback | |
| DE2245186A1 | PROCEDURE FOR EQUIPPING A CIRCUIT BOARD | |
| DE1944653B1 | Circuit arrangement for locating predetermined bodies with reception of a back-radiated harmonic | |
| DE1791010B1 | System for securing rooms or containers | |
| DE1516544B1 | Transmitter and receiver of a room protection system |